IP Library Granted Patent US 7,951,388
Granted Patent B2
US 7,951,388 · App. 12/288,533 · Granted May 31, 2011

Mycoattractants and mycopesticides

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Quick Facts
Patent No.
US 7,951,388
App. No.
12/288,533
Granted
May 31, 2011
Kind
B2
Abstract

The present invention utilizes extracts of the pre-sporulation (preconidial) mycelial stage of entomopathogenic fungi as insect attractants and/or pathogens. The fungus can be cultivated on grain, wood, agricultural wastes or other cellulosic material. More than one fungus and substrate can be used in combination.

Claims (11)

1. An entomopathogenic fungal composition comprising an extract of a preconidial mycelium of an entomopathogenic fungus cultivated on a solid substrate wherein the preconidial mycelium is cultured from a sector of an entomopathogenic fungus culture displaying the preconidial mycelium rather than those sectors displaying post-conidial mycelium and wherein the entomopathogenic fungus is selected from the group consisting of Metarhizium, Beauveria, Paecilomyces, Hirsutella, Verticillium, Culicinomyces, Nomuraea, Aspergillus, Cordyceps, Ascosphaera, Torrubiella, Hypocrella and its Aschersonia anamorph, Entomophaga, Massospora, Neozygites, Zoophthora, Pandora and Laccaria species and combinations thereof.

2. The entomopathogenic fungal composition of claim 1 wherein the entomopathogenic fungus is selected from the group consisting of Metarhizium anisopliae, Metarhizium flaviride, Beauveria bassiana, Beauveria brongniartii, Paecilomyces farinosus, Paecilomyces fumosoroseus, Verticillium lecanii, Hirsutella citriformis, Hirsutella thompsoni, Aschersonia aleyrodis, Entomophaga grylli, Entomophaga maimaiga, Entomophaga muscae, Entomophaga praxibulli, Entomophthora plutellae, Zoophthora radicans, Neozygites floridana, Nomuraea rileyi, Pandora neoaphidis, Tolypocladium cylindrosporum, Culicinomyces clavosporus, Lagenidium giganteum, Cordyceps variabilis, Cordyceps facis, Cordyceps subsessilis, Cordyceps myrmecophila, Cordyceps sphecocephala, Cordyceps entomorrhiza, Cordyceps gracilis, Cordyceps militaris, Cordyceps washingtonensis, Cordyceps melolanthae, Cordyceps ravenelii, Cordyceps unilateralis, Cordyceps sinensis, Cordyceps clavulata, Laccaria bicolor and combinations thereof.

3. The entomopathogenic fungal composition of claim 1 wherein the solid substrate is selected from the group consisting of grains, seeds, wood, paper products, cardboard, sawdust, corn cobs, cornstalks, chip board, hemp, jute, flax, sisal, reeds, grasses, bamboo, papyrus, coconut fibers, nut casings, seed hulls, straws, sugar cane bagasse, soybean roughage, coffee wastes, tea wastes, cactus wastes, banana fronds, palm leaves, fiberized rag stock, fabrics, landscaping cloths, geofabrics, soil blankets and rugs, mats, mattings, bags, baskets, gabions, fiber logs, fiber bricks, fiber ropes, nettings, felts, tatamis and combinations thereof.

4. The insect attractant and phagostimulant composition of claim 1 wherein the solid substrate is selected from the group consisting of cellulosic substrates, ligninic substrates, celluloligninic substrates, carbohydrate substrates and combinations thereof.

5. The entomopathogenic fungal composition of claim 1 wherein the preconidial mycelium is metabolically arrested via a method selected from the group consisting of drying, freeze-drying, refrigerating, gaseous cooling, light deprivation, cryogenic suspension and combinations thereof.

6. The entomopathogenic fungal composition of claim 1 wherein the composition further comprises an insect control agent selected from the group consisting of biological control agents, chemical control agents, physical control agents and combinations thereof.

7. The entomopathogenic fungal composition of claim 1 wherein the extract is extracted with a solvent selected from the group consisting of water, steam, alcohols, organic solvents, carbon dioxide and combinations thereof.

8. The entomopathogenic fungal composition of claim 7 wherein the organic solvents are selected from the group consisting of alcohols containing from 1 to 10 carbon atoms, unsubstituted organic solvents containing from 1 to 16 carbon atoms, ketones containing from 3 to 13 carbon atoms, ethers containing from 2 to 15 carbon atoms, esters containing from 2 to 18 carbon atoms, nitriles containing from 2 to 12 carbon atoms, amides containing from 1 to 15 carbon atoms, amines and nitrogen-containing heterocycles containing from 1 to 10 carbon atoms, halogen substituted organic solvents containing from 1 to 14 carbon atoms, acids containing from 1 to 10 carbon atoms, and alkoxy, aryloxy, cyloalkyl, aryl, alkaryl and aralkyl substituted organic solvents containing from 3 to 13 carbon atoms and combinations thereof.

9. The entomopathogenic fungal composition of claim 7 wherein the organic solvents are selected from the group consisting of methanol, ethanol, isopropanol, n-propanol, n-butanol, 2-butanol, 2-methyl-1-propanol, ethylene glycol, glycerol, benzene, cyclohexane, cyclopentane, methylcyclohexane, pentanes, hexanes, heptanes, 2,2,4-trimethylpentane, toluene, xylenes, acetone, 2-butanone, 3-pentanone, 4-methyl-2-pentanone, t-butyl methyl ether, 1,4-dioxane, diethyl ether, tetrahydrofuran, methyl formate, ethyl acetate and butyl acetate, acetonitrile, proprionitrile, benzonitrile, formamide, N,N-dimethylformamide, N,N-dimethylacetamide, pyrrolidine, 1-methyl-2-pyrrolidinone, pyridine, bromotrichloromethane, carbon tetrachloride, chlorobenzene, chloroform, 1,2-dichloroethane, dichloromethane, 1-chlorobutane, trichloroethylene, tetrachloroethylene, 1,2-dichlorobenzene, 1,2,4-trichlorobenzene, 1,1,2-trichlorotrifluoroethane, 2-butoxyethanol, 2-ethoxyethanol, ethylene glycol dimethyl ether, 2-methoxyethanol, 2-methoxyethyl ether, 2-ethoxyethyl ether, acetic acid, trifluoroacetic acid, carbon disulfide, methyl sulfoxide, nitromethane and combinations thereof.

10. The entomopathogenic fungal composition of claim 1 wherein the extract is prepared with a polar solvent.

11. An entomopathogenic fungal composition comprising an extract of an entomopathogenic fungus mycelium cultured on a solid substrate, wherein the entomopathogenic fungus mycelium is in a developmental state prior to spore formation, wherein the entomopathogenic fungus mycelium is cultured from a sector of an entomopathogenic fungus culture displaying pre-sporulation mycelium, and wherein the entomopathogenic fungus is selected from the group consisting of Metarhizium, Beauveria, Paecilomyces, Hirsutella, Verticillium, Culicinomyces, Nomuraea, Aspergillus, Cordyceps, Ascosphaera, Torrubiella, Hypocrella and its Aschersonia anamorph, Entomophaga, Massospora, Neozygites, Zoophthora, Pandora and Laccaria species and combinations thereof.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 7, 2021
From: STAMETS, PAUL E.
To: TURTLE BEAR HOLDINGS, LLC
Reel/Frame 055960/0665 →
Continuity (4)
Division 10853059 · May 24, 2004
Division 09969456 · Oct 1, 2001
Continuation In Part 09678141 · Oct 4, 2000
Related Publication 20090047236A1 · Feb 19, 2009